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Ideas for 'fragments/reports', 'Grundlagen der Arithmetik (Foundations)' and 'works'

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13 ideas

9. Objects / A. Existence of Objects / 2. Abstract Objects / a. Nature of abstracta
8647 Not all objects are spatial; 4 can still be an object, despite lacking spatial co-ordinates [Frege]
9. Objects / A. Existence of Objects / 2. Abstract Objects / c. Modern abstracta
10309 Frege says singular terms denote objects, numerals are singular terms, so numbers exist [Frege, by Hale]
10550 Frege establishes abstract objects independently from concrete ones, by falling under a concept [Frege, by Dummett]
9. Objects / A. Existence of Objects / 3. Objects in Thought
8785 For Frege, objects just are what singular terms refer to [Frege, by Hale/Wright]
10278 Without concepts we would not have any objects [Frege, by Shapiro]
9. Objects / A. Existence of Objects / 5. Individuation / a. Individuation
17432 Frege's universe comes already divided into objects [Frege, by Koslicki]
9. Objects / B. Unity of Objects / 3. Unity Problems / b. Cat and its tail
16058 Dion and Theon coexist, but Theon lacks a foot. If Dion loses a foot, he ousts Theon? [Chrysippus, by Philo of Alexandria]
9. Objects / C. Structure of Objects / 8. Parts of Objects / a. Parts of objects
8249 Class membership is not transitive, unlike being part of a part of the whole [Lesniewski, by George/Van Evra]
9. Objects / E. Objects over Time / 2. Objects that Change
16059 Change of matter doesn't destroy identity - in Dion and Theon change is a condition of identity [Chrysippus, by Long/Sedley]
9. Objects / F. Identity among Objects / 1. Concept of Identity
16022 The idea of a criterion of identity was introduced by Frege [Frege, by Noonan]
11100 Frege's algorithm of identity is the law of putting equals for equals [Frege, by Quine]
9. Objects / F. Identity among Objects / 3. Relative Identity
12153 Geach denies Frege's view, that 'being the same F' splits into being the same and being F [Perry on Frege]
9. Objects / F. Identity among Objects / 6. Identity between Objects
9853 Identity between objects is not a consequence of identity, but part of what 'identity' means [Frege, by Dummett]